4

` #include<stdio.h>

include<stdlib.h>

int main()
{
int a1,a2,a3;
char c1,c2,c3;
double x,y;

scanf("%d%d%d",&a1,&a2,&a3);
printf("al=%d,a2=%d,a3=%d\n",a1,a2,a3);

getchar();
scanf("%c%c%c",&c1,&c2,&c3);
printf("cl=%c,c2=%c,c3=%c\n",c1,c2,c3);

scanf("%lf%lf",&x, &y);
printf("x=%lf,y=%lf\n",x, y);

system("pause");
return 0;
}
`